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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6645402 B1

PDFFull Text
Date of Patent:
Nov. 11, 2003

Filed:

Jun. 30, 2000

Electron emitting device, electron emitting source, image display, and method for producing them

Applicant:
Inventors:

Hideo Kurokawa, Katano, JP;

Tetsuya Shiratori, Osaka, JP;

Masahiro Deguchi, Hirakata, JP;

Makoto Kitabatake, Nara, JP;

Assignee:

Matsushita Electric Industrial Co., Ltd., Kadoma, JP;

Attorney:

Renner, Otto, Boisselle & Sklar

Primary Examiner:

Yogendra N Gupta

Assistant Examiner:

Kallambella Vijayakumar

Int. Cl.
CPC ...
H01J 1/30 ; H01J 9/02 ; H01J 1/304 ;
U.S. Cl.
CPC ...
H01J 1/30 ; H01J 9/02 ; H01J 1/304 ;
Abstract

An electron emitting device includes at least a first electrode and an electron emitting section provided on the first electrode. The electron emitting section is formed of a particle or an aggregate of particles. The particle contains a carbon material having a carbon six-membered ring structure. The carbon material having a carbon six-membered ring structure contains, for example, graphite or a carbon nanotube as a main component.

Find Patent Forward Citations

Kurokawa, Hideo. (2003). Electron emitting device, electron emitting source, image display, and method for producing them (U.S. Patent No. 6645402). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6645402

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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